I am trying to upgrade a Soundstation Duo from version 3.x to version 4.x, howerver I cannot seem to locate the Bootrom Upgrader file specific for the Duo. It should be 3111-19000-001.bootrom.ld, but I don't see that file in the bundle. Is it a different filename? Where does one find this file?
According to the Engineering Advisory 64731 Polycom® UC Software 4.0.0: Upgrade and Downgrade Methods => here <= is only applicable to:
This engineering advisory applies to system administrators who plan to upgrade the following Polycom phones to UC Software 4.0.x: Polycom® SoundPoint® IP 321, 331, 335, 450, 550, 560, 650, and 670 desktop phones; Polycom® SoundStation® IP 5000, 6000, and 7000 conference phones; and Polycom® VVX® 1500 business media phones.
Please ensure to provide some feedback if this reply has helped you so other users can profit from your experience.
Polycom Global Services
Notice: This community forum is not an official Poly support resource, thus responses from Poly employees, partners, and customers alike are best-effort in attempts to share learned knowledge. If you need immediate and/or official assistance please open a service ticket through your proper support channels. Please also ensure you always check the VoIP , Video Endpoint , Skype for Business , PSTN or RPM FAQ's